Home / 939,469.24-1,409,262.54-265,602.52

Finding the Fourth Proportional to 939,469.24, 1,409,262.54 and 265,602.52

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Solution

The fourth proportional to 939,469.24, 1,409,262.54 and 265,602.52 is: 398,420.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,469.24 : 1,409,262.54 = 265,602.52 : x
  2. Step 2: Convert to fraction form
    939,469.24/1,409,262.54 = 265,602.52/x
  3. Step 3: Cross multiply
    939,469.24x = 1,409,262.54 × 265,602.52
  4. Step 4: Simplify right side
    939,469.24x = 374,303,681,965.60
  5. Step 5: Solve for x
    x = 374,303,681,965.60/939,469.24
  6. Step 6: Final answer
    x = 398,420.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.